JP2000512734A - 流体の流量検出のための装置 - Google Patents

流体の流量検出のための装置

Info

Publication number
JP2000512734A
JP2000512734A JP09518483A JP51848397A JP2000512734A JP 2000512734 A JP2000512734 A JP 2000512734A JP 09518483 A JP09518483 A JP 09518483A JP 51848397 A JP51848397 A JP 51848397A JP 2000512734 A JP2000512734 A JP 2000512734A
Authority
JP
Japan
Prior art keywords
temperature
resistor
voltage
resistors
fluid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP09518483A
Other languages
English (en)
Japanese (ja)
Inventor
クラインハンス ヨーゼフ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of JP2000512734A publication Critical patent/JP2000512734A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/028—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure
    • G01D3/036—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves
    • G01D3/0365—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves the undesired influence being measured using a separate sensor, which produces an influence related signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/68—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • G01F1/699—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters by control of a separate heating or cooling element
JP09518483A 1995-11-11 1996-07-24 流体の流量検出のための装置 Pending JP2000512734A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19542143A DE19542143A1 (de) 1995-11-11 1995-11-11 Vorrichtung zur Bestimmung des Durchsatzes eines strömenden Mediums
DE19542143.4 1995-11-11
PCT/DE1996/001355 WO1997018444A1 (de) 1995-11-11 1996-07-24 Vorrichtung zur bestimmung des durchsatzes eines strömenden mediums

Publications (1)

Publication Number Publication Date
JP2000512734A true JP2000512734A (ja) 2000-09-26

Family

ID=7777253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP09518483A Pending JP2000512734A (ja) 1995-11-11 1996-07-24 流体の流量検出のための装置

Country Status (7)

Country Link
US (1) US6047597A (de)
EP (1) EP0859943B1 (de)
JP (1) JP2000512734A (de)
KR (1) KR100436611B1 (de)
CN (1) CN1107221C (de)
DE (2) DE19542143A1 (de)
WO (1) WO1997018444A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19730580A1 (de) * 1997-07-17 1999-01-21 Bosch Gmbh Robert Vorrichtung zur Bestimmung des Durchsatzes eines strömenden Mediums
US6813570B2 (en) * 2002-05-13 2004-11-02 Delphi Technologies, Inc. Optimized convection based mass airflow sensor circuit
US7536908B2 (en) * 2004-03-11 2009-05-26 Siargo, Ltd. Micromachined thermal mass flow sensors and insertion type flow meters and manufacture methods
JP4470743B2 (ja) * 2005-01-19 2010-06-02 株式会社デンソー 流量センサ
JP5210491B2 (ja) * 2006-02-03 2013-06-12 日立オートモティブシステムズ株式会社 熱式流量センサ
DE102011083287A1 (de) 2011-09-23 2013-03-28 Robert Bosch Gmbh Verfahren zur Erfassung einer Strömungseigenschaft eines strömenden fluiden Mediums

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL196115A1 (pl) * 1977-02-18 1978-09-11 Przed Automatyki Przemyslowej Sposob kompensacji wplywu temperatury w elektrycznych czujnikach wielkosci nieelektrycznych oraz uklad do stosowania sposobu
JPS5748607A (en) * 1980-09-09 1982-03-20 Fuji Electric Co Ltd Pressure transducer
DE3640242A1 (de) * 1986-11-25 1988-05-26 Vdo Schindling Schaltungsanordnung fuer einen sensor
DE4324040B4 (de) * 1992-07-21 2009-09-17 Robert Bosch Gmbh Massenstromsensor
US5369994A (en) * 1992-07-21 1994-12-06 Robert Bosch Gmbh Flow sensor

Also Published As

Publication number Publication date
US6047597A (en) 2000-04-11
KR19990067365A (ko) 1999-08-16
WO1997018444A1 (de) 1997-05-22
KR100436611B1 (ko) 2004-09-13
EP0859943B1 (de) 2001-11-07
CN1202241A (zh) 1998-12-16
DE19542143A1 (de) 1997-05-15
EP0859943A1 (de) 1998-08-26
DE59608162D1 (de) 2001-12-13
CN1107221C (zh) 2003-04-30

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